Lake Forest High School is a public four-year high school located in Lake Forest, Illinois, a North Shore suburb of Chicago, Illinois, in the United States.
Serving 1,375 students in grades 9-12, Lake Forest High School ranks in the top 5% of all schools in Illinois for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).
The percentage of students achieving proficiency in math is 62% (which is higher than the Illinois state average of 27%). The percentage of students achieving proficiency in reading/language arts is 61% (which is higher than the Illinois state average of 30%).
The student:teacher ratio of 11:1 is lower than the Illinois state level of 13:1.
Minority enrollment is 23% of the student body (majority Hispanic), which is lower than the Illinois state average of 55% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 1,375 students
- Student:Teacher Ratio: 11:1
- Minority Enrollment: 23%
- Graduation Rate: 98% (Top 1% in IL)
- Overall Testing Rank: Top 5%
- Math Proficiency: 62% (Top 5%)
- Reading Proficiency: 61% (Top 10%)
- Science Proficiency: 75% (Top 10%)
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
Top Rankings
Lake Forest High School ranks among the top 20% of public schools in Illinois for:
Category
Attribute
Overall Rank
Most improved public schools
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
Student Attention
School Overview
Lake Forest High School's student population of 1,375 students has declined by 13% over five school years.
The teacher population of 124 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
1,375 students
Gender %
Total Classroom Teachers
124 teachers
Year Founded
1935
Colors
Royal blue, Gold
School Rankings
Lake Forest High School ranks within the top 5% of all 3,542 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Lake Forest High School is 0.39, which is less than the diversity score at state average of 0.69. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#142 out of 3542 schools
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
62%
27%
Reading/Language Arts Test Scores (% Proficient)
61%
30%
Science Test Scores (% Proficient)
75%
50%
Student : Teacher Ratio
11:1
13:1
American Indian
n/a
n/a
Asian
6%
6%
Hispanic
11%
28%
Black
1%
17%
White
77%
45%
Hawaiian
n/a
n/a
Two or more races
5%
4%
All Ethnic Groups
Graduation Rate
98%
87%
Eligible for Free Lunch
3%
43%
Eligible for Reduced Lunch (11-12)
3%
27%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Lake Forest High School's ranking?
Lake Forest High School is ranked #142 out of 3,542 schools, which ranks it among the top 5% of public schools in Illinois.
What schools are Lake Forest High School often compared to?
Lake Forest High Schoolis often viewed alongside schools like Deerfield High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
62% of students have achieved math proficiency (compared to the 27% IL state average), while 61% of students have achieved reading proficiency (compared to the 30% IL state average).
What is the graduation rate of Lake Forest High School?
The graduation rate of Lake Forest High School is 98%, which is higher than the Illinois state average of 87%.
How many students attend Lake Forest High School?
1,375 students attend Lake Forest High School.
What is the racial composition of the student body?
77% of Lake Forest High School students are White, 11% of students are Hispanic, 6% of students are Asian, 5% of students are Two or more races, and 1% of students are Black.
What is the student:teacher ratio of Lake Forest High School?
Lake Forest High School has a student ration of 11:1, which is lower than the Illinois state average of 13:1.
What grades does Lake Forest High School offer ?
Lake Forest High School offers enrollment in grades 9-12
What school district is Lake Forest High School part of?
Lake Forest High School is part of Lake Forest CHSD 115 School District.
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